Home / 1,333.27-1,996.68-1,137.13

Finding the Fourth Proportional to 1,333.27, 1,996.68 and 1,137.13

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Solution

The fourth proportional to 1,333.27, 1,996.68 and 1,137.13 is: 1,702.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333.27 : 1,996.68 = 1,137.13 : x
  2. Step 2: Convert to fraction form
    1,333.27/1,996.68 = 1,137.13/x
  3. Step 3: Cross multiply
    1,333.27x = 1,996.68 × 1,137.13
  4. Step 4: Simplify right side
    1,333.27x = 2,270,484.73
  5. Step 5: Solve for x
    x = 2,270,484.73/1,333.27
  6. Step 6: Final answer
    x = 1,702.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.